Why do you people keep pretending MF is desperately in need of buffs?
She wins >50% of her games while being a reasonably popular pick. She's picked in about 1 of 12 games, that's more than Draven, Ashe, Varus, Twitch, Kog, Quinn and Urgot. She is not strictly played by MF mains either. Among her playerbase, the average # of games played on her is 38.35. By comparison, Draven's is 137.19.
You know who needs buffs? Kassadin. Kassadin is picked in 1 out of 100 games and has a sub 42% winrate. Even amongst dedicated Kassadin mains his winrate is abysmal. There are at least 20 champs more deserving of buffs than MF and chief among them is Kassadin.
